Large keyword pools reduce duplicate meta combinations across thousands of urls.

Cache purge is manual delete of cache directory files when templates change.

Rendered output is deterministic per request and cache key.

Editors should keep one concept per line in txt files for clean picks.

Hit cache responses skip render entirely for lowest latency paths.

Product cards combine diy brand names with material and process tags.

Tag packs can be themed by material process certification or logistics topic.

Ensure cache directory permissions allow web user read write on linux hosts.

Transform modes none pinyin and english support multilingual experiments.

Resolve tokens runs multiple passes for nested and block placeholders.